There are several things that can cause a slippery floor after burnishing. First, I would make sure the floor has been dust mopped to remove any fine powdered finish generated by the process. Next, check to make sure that dust mop treatment is not being applied over the floor, or that the dust mop itself is not heavily contaminated with buildup, including dust mop treatment residue that can be left on the floor. Also, check to see if dust wands are being sprayed with furniture polish causing overspray to drift onto the VCT. Check for any type of silicone or solvent drifting ... — Gary Clipperton, president of National Pro Clean Corp.